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发明名称
A SYSTEM FOR FILLING FILTER BEDS
摘要
申请公布号
GB9203484(D0)
申请公布日期
1992.04.08
申请号
GB19920003484
申请日期
1992.02.19
申请人
DOITY ENGINEERING LIMITED
发明人
分类号
B01D24/22;B65G69/04
主分类号
B01D24/22
代理机构
代理人
主权项
地址
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